Worker/Commuter home-based work trip sample data collected by the U.S. Census Bureau within the long form since 1960.

Just-In-Time-Delivery

JIT

A method of inventory control where products are delivered to stores or assembly lines only when needed to minimize the high cost of maintaining local inventory and warehousing. The effects on freight demand are to; increase the number of individual shipments, decrease their length of haul and costs, and increase the reliability of on-time delivery.